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<?php |
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/** |
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* @description: returns the cart as JSON |
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* |
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* @authors: Nicolaas [at] Sunny Side Up .co.nz |
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* @package: ecommerce |
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* @sub-package: control |
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* @inspiration: Silverstripe Ltd, Jeremy |
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**/ |
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class CartResponse extends EcommerceResponse |
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{ |
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/** |
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* Should the page be reloaded rather than using AJAX? |
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* |
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* @var bool |
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*/ |
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private static $force_reload = false; |
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/** |
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* Should the page be reloaded rather than using AJAX? |
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* |
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* @var bool |
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*/ |
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protected $includeHeaders = true; |
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/** |
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* Sets the $force_reload to true;. |
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*/ |
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public static function set_force_reload() |
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{ |
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self::$force_reload = true; |
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} |
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/** |
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* turn the json headers on or off... |
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* useful if you want to use the json data |
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* but not the associated header. |
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* |
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* @param bool |
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*/ |
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public function setIncludeHeaders($b) |
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{ |
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$this->includeHeaders = $b; |
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} |
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/** |
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* Builds json object to be returned via ajax. |
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* |
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* @param array $message (Type, Message) |
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* @param array $additionalData |
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* @param string $status |
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* |
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* @return HEADER + JSON |
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**/ |
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public function ReturnCartData(array $messages = array(), array $additionalData = null, $status = 'success') |
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{ |
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//add header |
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if ($this->includeHeaders) { |
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$this->addHeader('Content-Type', 'application/json'); |
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} |
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SSViewer::set_source_file_comments(false); |
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//merge messages |
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$messagesImploded = ''; |
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if (is_array($messages) && count($messages)) { |
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foreach ($messages as $messageArray) { |
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$messagesImploded .= '<span class="'.$messageArray['Type'].'">'.$messageArray['Message'].'</span>'; |
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} |
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} |
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//bad status |
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if ($status != 'success') { |
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$this->setStatusCode(400, $messagesImploded); |
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} |
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//init Order - IMPORTANT |
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$currentOrder = ShoppingCart::current_order(); |
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//THIS LINE TAKES UP MOST OF THE TIME OF THE RESPONSE!!! |
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$currentOrder->calculateOrderAttributes($force = false); |
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$ajaxObject = $currentOrder->AJAXDefinitions(); |
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// populate Javascript |
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$js = array(); |
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//must be first |
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if (isset($_REQUEST['loadingindex'])) { |
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$js[] = array( |
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't' => 'loadingindex', |
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'v' => $_REQUEST['loadingindex'], |
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); |
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} |
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//order items |
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$inCartArray = array(); |
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$items = $currentOrder->Items(); |
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if ($items->count()) { |
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foreach ($items as $item) { |
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$js = $item->updateForAjax($js); |
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$buyable = $item->Buyable(true); |
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if ($buyable) { |
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//products in cart |
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$inCartArray[] = $buyable->AJAXDefinitions()->UniqueIdentifier(); |
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//HACK TO INCLUDE PRODUCT IN PRODUCT VARIATION |
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if (is_a($buyable, 'ProductVariation')) { |
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$inCartArray[] = $buyable->Product()->AJAXDefinitions()->UniqueIdentifier(); |
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} |
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} |
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} |
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} |
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//in cart items |
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$js[] = array( |
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't' => 'replaceclass', |
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's' => $inCartArray, |
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'p' => $currentOrder->AJAXDefinitions()->ProductListItemClassName(), |
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'v' => $currentOrder->AJAXDefinitions()->ProductListItemInCartClassName(), |
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'without' => $currentOrder->AJAXDefinitions()->ProductListItemNotInCartClassName(), |
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); |
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//order modifiers |
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$modifiers = $currentOrder->Modifiers(); |
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if ($modifiers->count()) { |
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foreach ($modifiers as $modifier) { |
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$js = $modifier->updateForAjax($js); |
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} |
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} |
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//order |
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$js = $currentOrder->updateForAjax($js); |
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//messages |
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if (is_array($messages)) { |
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$js[] = array( |
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't' => 'id', |
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's' => $ajaxObject->TableMessageID(), |
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'p' => 'innerHTML', |
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'v' => $messagesImploded, |
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'isOrderMessage' => true, |
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); |
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$js[] = array( |
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't' => 'id', |
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's' => $ajaxObject->TableMessageID(), |
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'p' => 'hide', |
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'v' => 0, |
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); |
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} else { |
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$js[] = array( |
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't' => 'id', |
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's' => $ajaxObject->TableMessageID(), |
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'p' => 'hide', |
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'v' => 1, |
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); |
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} |
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//TO DO: set it up in such a way that it specifically requests one of these |
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$templates = EcommerceConfig::get('CartResponse', 'cart_responses_required'); |
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foreach ($templates as $idMethod => $template) { |
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$selector = $ajaxObject->$idMethod(); |
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$classOrID = 'id'; |
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if (strpos($selector, 'ID') === false || strpos($selector, '_class') !== false) { |
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$classOrID = 'class'; |
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} |
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$js[] = array( |
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't' => $classOrID, |
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's' => $selector, |
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'p' => 'innerHTML', |
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//note the space is a hack to return something! |
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'v' => ' '.$currentOrder->renderWith($template), |
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); |
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} |
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//now can check if it needs to be reloaded |
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if (self::$force_reload) { |
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$js = array( |
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'reload' => 1, |
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); |
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} else { |
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$js[] = array( |
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'reload' => 0, |
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); |
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} |
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//merge and return |
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if (is_array($additionalData) && count($additionalData)) { |
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$js = array_merge($js, $additionalData); |
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} |
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//TODO: remove doubles? |
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//turn HTMLText (et al.) objects into text |
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foreach ($js as $key => $node) { |
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if (isset($node['v'])) { |
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if ($node['v'] instanceof DBField) { |
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$js[$key]['v'] = $node['v']->forTemplate(); |
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} |
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} |
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} |
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$json = json_encode($js); |
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$json = str_replace('\t', ' ', $json); |
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$json = str_replace('\r', ' ', $json); |
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$json = str_replace('\n', ' ', $json); |
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$json = preg_replace('/\s\s+/', ' ', $json); |
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if (Director::isDev()) { |
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$json = str_replace('{', "\r\n{", $json); |
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} |
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return $json; |
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} |
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} |
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You can fix this by adding a namespace to your class:
When choosing a vendor namespace, try to pick something that is not too generic to avoid conflicts with other libraries.